/*
 * Copyright (c) 2012, 2014, Oracle and/or its affiliates.
 * All rights reserved. Use is subject to license terms.
 *
 * This file is available and licensed under the following license:
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  - Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the distribution.
 *  - Neither the name of Oracle Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.oracle.javafx.scenebuilder.kit.fxom;

import com.oracle.javafx.scenebuilder.kit.util.URLUtils;
import com.sun.javafx.fxml.builder.JavaFXImageBuilder;
import java.io.File;
import java.net.URISyntaxException;
import java.net.URL;

/**
 *
 */
class FXOMImageBuilder extends JavaFXImageBuilder {

    /*
     * JavaFXImageBuilder
     */

    @Override
    public Object put(String key, Object value) {
        Object fixedValue;

        if ("url".equals(key)) { //NOI18N
            if (value == null) {
                fixedValue = getMissingImageURL().toExternalForm();
            } else {
                try {
                    // Check that value is a valid URI
                    final File imageFile = URLUtils.getFile(value.toString());
                    if (imageFile == null) { // Not a file URI
                        fixedValue = getMissingImageURL().toExternalForm();
                    } else if (imageFile.canRead()) {
                        fixedValue = value;
                    } else {
                        fixedValue = getMissingImageURL().toExternalForm();
                    }
                } catch(URISyntaxException x) {
                    fixedValue = getMissingImageURL().toExternalForm();
                }
            }
        } else {
            fixedValue = value;
        }

        return super.put(key, fixedValue);
    }


    /*
     * Private
     */

    private static URL missingImageURL;

    private static URL getMissingImageURL() {
        if (missingImageURL == null) {
            missingImageURL = FXOMImageBuilder.class.getResource("missing-image.png"); //NOI18N
            if (missingImageURL == null) {
                throw new RuntimeException("Cannot find missing-image.png"); //NOI18N
            }
        }
        return missingImageURL;
    }
}
